title: Correct use of a proper sniff position for laryngoscopy.
authors.affiliation: Department of Anesthesiology, Plastic Surgery Hospital, Chinese Academy of Medical Sciences and, Peking Union Medical College, Beijing 100144, People's Republic of China.
authors.forename: Xin L
authors.initials: XL
authors.lastname: Cui
authors.affiliation: Department of Anesthesiology, Plastic Surgery Hospital, Chinese Academy of Medical Sciences and, Peking Union Medical College, Beijing 100144, People's Republic of China. Electronic address: xuefushan@aliyun.com.
authors.forename: Fu S
authors.initials: FS
authors.lastname: Xue
authors.affiliation: Department of Anesthesiology, Plastic Surgery Hospital, Chinese Academy of Medical Sciences and, Peking Union Medical College, Beijing 100144, People's Republic of China.
authors.forename: Xu
authors.initials: X
authors.lastname: Liao
authors.affiliation: Department of Anesthesiology, Plastic Surgery Hospital, Chinese Academy of Medical Sciences and, Peking Union Medical College, Beijing 100144, People's Republic of China.
authors.forename: Yi
authors.initials: Y
authors.lastname: Cheng
mesh_terms: D006801:Humans; D007442:Intubation, Intratracheal / Q000379:methods*; D007828:Laryngoscopy / Q000379:methods*; D009765:Obesity / Q000150:complications*; D011187:Posture